From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from outbound.st.icloud.com (p-east2-cluster3-host5-snip4-10.eps.apple.com [57.103.77.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E43FD2E54DA for ; Thu, 16 Oct 2025 16:56:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=57.103.77.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760633820; cv=none; b=Ih2UVpBlYr6YAqLUWb0LamJTpe+9yvooAPCqk8bi9kBMPDWGTih74bqNGVsgTN0KjtVPibEd4fo6oEkIReXJPxJ0VDIPg8K/hQh+b7GfufIj9aJoinCGQoi0mJflK1ElHUXO+9RG0cqmrFTU/WLv7M8i/FUf+fgpdN5RDqz1o54= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760633820; c=relaxed/simple; bh=zYLQVDbjH6U/5wVrDJdcy4U1ETlPIZJW7JCyPKEFi7s=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=k3qHm0r/vzX1xN/IfS2/a3VZGH1jzBsCvEJNAlmCRwf9ThRP4ilyt1nKpFvTdGC8kmMVmJp8veHsE3ndvDYtp7RgLf2pSH8CUtae4JGTzETPKGbIJC4e0sMVLCBcyYr2f8XIHey8jCGcFovaWMI3jfGzw2I5lociQmv9n+Pkg8Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=unpredictable.fr; spf=pass smtp.mailfrom=unpredictable.fr; dkim=pass (2048-bit key) header.d=unpredictable.fr header.i=@unpredictable.fr header.b=Z4TrpHlZ; arc=none smtp.client-ip=57.103.77.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=unpredictable.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=unpredictable.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=unpredictable.fr header.i=@unpredictable.fr header.b="Z4TrpHlZ" Received: from outbound.st.icloud.com (unknown [127.0.0.2]) by p00-icloudmta-asmtp-us-east-1a-100-percent-2 (Postfix) with ESMTPS id CF92318015CB; Thu, 16 Oct 2025 16:56:53 +0000 (UTC) Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=unpredictable.fr; s=sig1; bh=aRq3YU5535mG5uSPAFBSlmsbBJkL1R5+IAqIsTf/zZw=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:x-icloud-hme; b=Z4TrpHlZmLiaLR6Sg1KrtcVpRUdNZUOOVtXdn76Gguh7R0omitbqSciTYNm9CSSTxCLroGH5Oq3BhJkRv78WG/dYtVViwBn9Y/GOzhsNa6Qyr5IeGZ0M7sJYpzy1EObnXCMQ9DpThz/cYBnay7OS/17h1yaweIfgFi8TJL701+T+5saL7iGKWS+dM844t4cKj9gVAzRnLMHTNRNX87ytVF8Jdo9/4rINXtjuxUY13zlMXhJv/pooqU0fjvL6Q7/xPNMb1wIUpiHboUrZ4H0fVnjVNeNvfJ8d+NNY/ds4mZnHRIoJeGzL4aAwjXx4RaKL/sWo30mijvIPSswvS6I0vQ== mail-alias-created-date: 1752046281608 Received: from localhost.localdomain (unknown [17.42.251.67]) by p00-icloudmta-asmtp-us-east-1a-100-percent-2 (Postfix) with ESMTPSA id 2184A18015DD; Thu, 16 Oct 2025 16:55:30 +0000 (UTC) From: Mohamed Mediouni To: qemu-devel@nongnu.org Cc: Alexander Graf , Richard Henderson , Cameron Esfahani , Mads Ynddal , qemu-arm@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Ani Sinha , Phil Dennis-Jordan , Mohamed Mediouni , Eduardo Habkost , Sunil Muthuswamy , "Michael S. Tsirkin" , Igor Mammedov , Paolo Bonzini , Yanan Wang , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Shannon Zhao , kvm@vger.kernel.org, Peter Maydell , Marcel Apfelbaum , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Pedro Barbuda , Zhao Liu , Roman Bolshakov Subject: [PATCH v7 02/24] accel/system: Introduce hwaccel_enabled() helper Date: Thu, 16 Oct 2025 18:54:58 +0200 Message-ID: <20251016165520.62532-3-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251016165520.62532-1-mohamed@unpredictable.fr> References: <20251016165520.62532-1-mohamed@unpredictable.fr> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: vD5EzDsWCJz4Z4lDlJyrb8NHhGphDKRR X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDE2MDEyMiBTYWx0ZWRfX4c29NuAP62vx lTfiBTU/UN9satvFymRaGrJr+ozALLeyWBy+kK6mX6ktyoo8AIsD/AAHG8DLFEoZw7faBXmPOGs K5oZfSRefZs/vTcpT5bP9qajfO/pWalQADviaqFCYcREcFv/JUfysmARbjJanmXXgRtWXDgvM2Z oTwS4z44x7T1+w/giJD4Mlnz+mqE0iN017gd51os/sWXnFLDttORgJV85TUYk6S824qjHHmMmjs BHFAQNN6nsBfBlnqspd74B1bXf5Gt9VCvBSEO4oCjg4L+PonFupkhzWkiQH3UZiwj3in0gE7Y= X-Proofpoint-ORIG-GUID: vD5EzDsWCJz4Z4lDlJyrb8NHhGphDKRR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-16_03,2025-10-13_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 bulkscore=0 clxscore=1030 mlxlogscore=999 malwarescore=0 adultscore=0 phishscore=0 spamscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.22.0-2506270000 definitions=main-2510160122 X-JNJ: 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 From: Philippe Mathieu-Daudé hwaccel_enabled() return whether any hardware accelerator is enabled. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson --- include/system/hw_accel.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/system/hw_accel.h b/include/system/hw_accel.h index 55497edc29..628a50e066 100644 --- a/include/system/hw_accel.h +++ b/include/system/hw_accel.h @@ -40,4 +40,17 @@ void cpu_synchronize_pre_loadvm(CPUState *cpu); void cpu_synchronize_post_reset(CPUState *cpu); void cpu_synchronize_post_init(CPUState *cpu); +/** + * hwaccel_enabled: + * + * Returns: %true if a hardware accelerator is enabled, %false otherwise. + */ +static inline bool hwaccel_enabled(void) +{ + return hvf_enabled() + || kvm_enabled() + || nvmm_enabled() + || whpx_enabled(); +} + #endif /* QEMU_HW_ACCEL_H */ -- 2.50.1 (Apple Git-155)